Hand tools have been around since people have worked with materials. The stone wedge is a primitive hand tool. Today, there are chisels and wedges that have much better properties. Nuts and bolts came about with the start of the machining industry. The bolts require a screwdriver, which is now available for a large variety of different types of bolts.
GRIT Hand tool in use This is also the same for the nuts and their corresponding spanners. A lot of different tools are used today to fit the many different industrial activities that occur. Different products require different tools for reparation and maintenance. The material characteristics of tools are being further developed so that hand tools can be more durable and accurate. Hand tools are used in mechanical engineering, apparatus engineering, woodworking, electronics and construction.